CompanyCore
UK company intelligence
Company profile report
Prepared 03 June 2026
ADDITIONAL SECURITIES LIMITED
00325101 · ltd · incorporated 1937-03-08
1. Company facts
- Status
- active
- Lifecycle
- 🌳 Mature — Long-running with flat or slow growth. Steady cash, limited upside.
- Jurisdiction
- england-wales
- Registered office
- Council Secretariat, One Lime Street London, EC3M 7HA
- SIC codes
- 66290 — Other activities auxiliary to insurance and pension funding
- Accounts next due
- 2026-09-30
- Confirmation statement next due
- 2026-09-05
2. Directors (2 active)
- DYSON, Mark James
- director · appointed 2025-03-19 · born 3/1978 (age 48)
- GURNEY, Andrew Stephen
- director · appointed 2017-06-30 · born 1/1968 (age 58)
3. Shareholders (1 active)
- Society Of Lloyd's
- significant influence · firm interest
4. Group structure
Society Of Lloyd's holds 25-50% — a significant corporate investor but not a controlling parent.
- Society Of Lloyd's
- Corporate parent
5. Security
12 total charges (9 outstanding, 3 satisfied).
Headline verdict
- Opportunity score
- 74/100 (Strong)
- Owner dependency
- high — 66/100
- Red flags
- 0 high · 1 medium · 1 low